content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * --------------------------
   * SimpleTimePeriodTests.java
   * --------------------------
   * (C) Copyright 2003-2008, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 13-Mar-2003 : Version 1 (DG);
   * 21-Oct-2003 : Added hashCode() test (DG);
   * 02-Jun-2008 : Added a test for immutability (DG);
   *
   */
  
  package org.jfree.data.time;
  
  import org.junit.jupiter.api.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  import java.util.Date;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  
  /**
   * Tests for the {@link SimpleTimePeriod} class.
   */
  public class SimpleTimePeriodTest  {
  
      /**
       * Check that an instance is equal to itself.
       *
       * SourceForge Bug ID: 558850.
       */
      @Test
      public void testEqualsSelf() {
          SimpleTimePeriod p = new SimpleTimePeriod(new Date(1000L),
                  new Date(1001L));
          assertEquals(p, p);
      }
  
      /**
       * Test the equals() method.
       */
      @Test
      public void testEquals() {
          SimpleTimePeriod p1 = new SimpleTimePeriod(new Date(1000L),
                  new Date(1004L));
          SimpleTimePeriod p2 = new SimpleTimePeriod(new Date(1000L),
                  new Date(1004L));
          assertEquals(p1, p2);
          assertEquals(p2, p1);
  
          p1 = new SimpleTimePeriod(new Date(1002L), new Date(1004L));
          assertFalse(p1.equals(p2));
          p2 = new SimpleTimePeriod(new Date(1002L), new Date(1004L));
          assertEquals(p1, p2);
  
          p1 = new SimpleTimePeriod(new Date(1002L), new Date(1003L));
          assertFalse(p1.equals(p2));
          p2 = new SimpleTimePeriod(new Date(1002L), new Date(1003L));
          assertEquals(p1, p2);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
          SimpleTimePeriod p1 = new SimpleTimePeriod(new Date(1000L),
                  new Date(1001L));
  
          ByteArrayOutputStream buffer = new ByteArrayOutputStream();
          ObjectOutput out = new ObjectOutputStream(buffer);
          out.writeObject(p1);
          out.close();
          ObjectInput in = new ObjectInputStream(
                  new ByteArrayInputStream(buffer.toByteArray()));
          SimpleTimePeriod p2 = (SimpleTimePeriod) in.readObject();
          in.close();
  
  
          assertEquals(p1, p2);
      }
  
      /**
       * Two objects that are equal are required to return the same hashCode.
       */
      @Test
      public void testHashcode() {
          SimpleTimePeriod s1 = new SimpleTimePeriod(new Date(10L),
                  new Date(20L));
          SimpleTimePeriod s2 = new SimpleTimePeriod(new Date(10L),
                  new Date(20L));
          assertEquals(s1, s2);
          int h1 = s1.hashCode();
          int h2 = s2.hashCode();
          assertEquals(h1, h2);
      }
  
      /**
       * This class is immutable, so it should not implement Cloneable.
       */
      @Test
      public void testClone() {
          SimpleTimePeriod s1 = new SimpleTimePeriod(new Date(10L),
                  new Date(20));
          assertFalse(s1 instanceof Cloneable);
      }
  
      /**
       * Some simple checks for immutability.
       */
      @Test
      public void testImmutable() {
          SimpleTimePeriod p1 = new SimpleTimePeriod(new Date(10L),
                  new Date(20L));
          SimpleTimePeriod p2 = new SimpleTimePeriod(new Date(10L),
                  new Date(20L));
          assertEquals(p1, p2);
          p1.getStart().setTime(11L);
          assertEquals(p1, p2);
  
          Date d1 = new Date(10L);
          Date d2 = new Date(20L);
          p1 = new SimpleTimePeriod(d1, d2);
          d1.setTime(11L);
          assertEquals(new Date(10L), p1.getStart());
      }
  
      /**
       * Some checks for the compareTo() method.
       */
      @Test
      public void testCompareTo() {
          SimpleTimePeriod s1 = new SimpleTimePeriod(new Date(10L),
                  new Date(20L));
          SimpleTimePeriod s2 = new SimpleTimePeriod(new Date(10L),
                  new Date(20L));
          assertEquals(0, s1.compareTo(s2));
  
          s1 = new SimpleTimePeriod(new Date(9L), new Date(21L));
          s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
          assertEquals(-1, s1.compareTo(s2));
  
          s1 = new SimpleTimePeriod(new Date(11L), new Date(19L));
          s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
          assertEquals(1, s1.compareTo(s2));
  
          s1 = new SimpleTimePeriod(new Date(9L), new Date(19L));
          s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
          assertEquals(-1, s1.compareTo(s2));
  
          s1 = new SimpleTimePeriod(new Date(11L), new Date(21));
          s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
          assertEquals(1, s1.compareTo(s2));
  
          s1 = new SimpleTimePeriod(new Date(10L), new Date(18));
          s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
          assertEquals(-1, s1.compareTo(s2));
  
          s1 = new SimpleTimePeriod(new Date(10L), new Date(22));
          s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
          assertEquals(1, s1.compareTo(s2));
      }
  
  }
  